package com.ltu.config;

import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.annotation.JsonTypeInfo;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.DeserializationFeature;
import com.fasterxml.jackson.databind.MapperFeature;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializationFeature;
import com.fasterxml.jackson.databind.jsontype.impl.LaissezFaireSubTypeValidator;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.JdkSerializationRedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;


@Configuration
public class RedisConfig {
	 	@Bean
	    public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory redisConnectionFactory) {
	 		 RedisTemplate<String,Object> redisTemplate = new RedisTemplate<>();
		        redisTemplate.setConnectionFactory(redisConnectionFactory);
		        Jackson2JsonRedisSerializer<Object> jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer(Object.class);
		      
//		        JdkSerializationRedisSerializer  j2=new JdkSerializationRedisSerializer();
		        ObjectMapper objectMapper = new ObjectMapper();
		        objectMapper.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
		        objectMapper.configure(MapperFeature.USE_ANNOTATIONS, false);
		        objectMapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
		        objectMapper.configure(SerializationFeature.FAIL_ON_EMPTY_BEANS, false);
//		        objectMapper.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL, JsonTypeInfo.As.PROPERTY);
		        objectMapper.activateDefaultTyping(LaissezFaireSubTypeValidator.instance , ObjectMapper.DefaultTyping.NON_FINAL);
		        objectMapper.setSerializationInclusion(JsonInclude.Include.NON_NULL);
		        jackson2JsonRedisSerializer.setObjectMapper(objectMapper);

		        // 设置value的序列化规则和 key的序列化规则
		        redisTemplate.setKeySerializer(new StringRedisSerializer());
		        redisTemplate.setValueSerializer(jackson2JsonRedisSerializer);
		        redisTemplate.setHashKeySerializer(jackson2JsonRedisSerializer);
		        redisTemplate.setHashValueSerializer(jackson2JsonRedisSerializer);
		        redisTemplate.afterPropertiesSet();
		        return redisTemplate;
	    }  
	
	 
	
}
